(19)
(11) EP 0 911 652 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
30.08.2000 Bulletin 2000/35

(43) Date of publication A2:
28.04.1999 Bulletin 1999/17

(21) Application number: 98308059.9

(22) Date of filing: 02.10.1998
(51) International Patent Classification (IPC)7: G01V 11/00
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 03.10.1997 US 943577

(71) Applicant: WESTERN ATLAS INTERNATIONAL, INC.
Houston, TX 77042-3115 (US)

(72) Inventors:
  • Doyen, Philippe Marie
    Esher, Surrey KT10 8PU (GB)
  • Psaila, David Edgar
    Ealing, London W13 9HS (GB)

(74) Representative: O'Connell, David Christopher 
Haseltine Lake & Co., Imperial House, 15-19 Kingsway
London WC2B 6UD
London WC2B 6UD (GB)

   


(54) A method for reconciling data at seismic and well-log scales in 3-D earth modelling


(57) A geostatisical method for reconciling the disparity in scale between vertically detailed log measurements of a selected rock property in boreholes and vertically-averaged measurements of the same rock property as derived from seismic observations over a region of interest.






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